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Note: The inclusion criteria for adding events are based on WikiProject Earthquakes' notability guideline that was developed for stand-alone articles. The principles described also apply to lists. In summary, only damaging, injurious, or deadly events should be recorded.
Multiple earthquakes of magnitude 3.0 and higher struck off the west coast in the Pacific Ocean in the early morning hours of Friday, Oct. 18., according to the Pacific Northwest Seismic Center.No ...
Damaging earthquakes are well known in the Pacific Northwest, including several larger than magnitude 7, most notably the M9 1700 Cascadia earthquake and the M7.0–7.3 earthquake in about 900AD on the Seattle Fault. The M6.5 1965 Puget Sound earthquake shook the Seattle, Washington, area, causing substantial damage and seven deaths. This event ...
The last time a tremor this hard hit was a series of shallow earthquakes along the Columbia River just north of Richland ranging from 2.6 to 3.2 magnitude in 2011, all at depths of just over a ...
The earthquake hit near Poulsbo. For premium support please call: 800-290-4726 more ways to reach us
Damage to a masonry building (Cadillac Hotel) in Seattle, from the 2001 Nisqually earthquake. Other recent work [34] indicates that the Seattle Fault can generate two types of earthquakes; both pose "considerable hazard" to the Seattle metropolitan region. The A.D. 900–930 earthquake is believed to be the only instance in the past 7,000 years ...
The last known great earthquake in the northwest was the 1700 Cascadia earthquake, 325 years ago. Geological evidence indicates that great earthquakes (> magnitude 8.0) may have occurred sporadically at least seven times in the last 3,500 years, suggesting a return time of about 500 years.
WA state has the second-highest risk of large earthquakes in the U.S., according to the Washington Department of Natural Resources.